import java.util.Arrays;
import java.util.Scanner;

/**
 * @Title: 堆排序
 * @Author 贾金博
 * @Package PACKAGE_NAME
 * @Date 2024/3/5 21:19
 * @description:
 */
public class 堆排序 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int m = sc.nextInt();
        int[] a = new int[n];
        for (int i = 0; i < n; i++) {
            a[i] = sc.nextInt();
        }
        Arrays.sort(a);
        for (int i = 0; i < m; i++) {
            System.out.print(a[i] + " ");
        }
    }
}
